Kumquat — glycemic index and gestational diabetes guide

Nutrition per 100g

Calories71 kcal
Carbohydrates15.9g
of which Sugars9.4g
Fiber6.5g
Protein1.9g
Fat0.9g
of which Saturated0.1g
Sodium10mg
Glycemic Index40

Fruits & VegetablesFruits

Kumquat for Gestational Diabetes

portion controlhigh fiberpair with protein

Kumquats are small, olive-sized citrus fruits with a unique 'inside-out' flavor profile, featuring a sweet, edible peel and a tart, juicy flesh. They are a powerhouse of nutrition, packed with Vitamin C and fiber, making them a distinctive and healthy choice. Unlike other citrus, the entire fruit is consumed, providing a burst of contrasting tastes and a wealth of antioxidants. Their vibrant orange color signals a high concentration of beneficial plant compounds, including flavonoids like poncirin.

At a glance

Pregnancy safety

Safe

Blood sugar impact

low

Carbs / 100 g

15.9g

Is Kumquat safe with gestational diabetes?

Kumquats are a favorable fruit choice for managing gestational diabetes due to their high fiber content and low glycemic index. The edible peel is particularly beneficial as it contains most of the fiber, which is crucial for slowing down sugar absorption into the bloodstream. This unique characteristic helps in maintaining more stable blood glucose levels after consumption. Their rich vitamin C content also supports overall maternal health during pregnancy, making them a nutrient-dense option when enjoyed in moderation.

How does Kumquat affect blood sugar during pregnancy?

The glycemic index of raw kumquats is low, meaning they have a minimal initial impact on blood sugar. The substantial fiber from the peel acts as a natural buffer, slowing the digestion of the fruit's natural sugars and preventing sharp glucose spikes. However, the cooking method drastically alters this; preparing kumquats into jams or candying them with added sugar will significantly increase their glycemic impact. It is essential to consume them raw and whole to leverage their blood sugar-stabilizing benefits.

What is a safe portion of Kumquat for gestational diabetes?

A sensible portion for managing gestational diabetes is about a handful, which equates to approximately five to six whole kumquats. This serving size provides the benefits of fiber and nutrients without overloading your system with sugar. Always consume the fruit whole to get the fiber from the peel. Be cautious of processed forms like kumquat juice or marmalade, as these lack fiber and contain concentrated sugars, making them unsuitable for a GD-friendly diet.

How should I combine Kumquat to manage blood sugar during pregnancy?

To further optimize blood sugar control, pair kumquats with a source of protein or healthy fat. This strategy blunts the glycemic response even more effectively. Consider enjoying a small handful of kumquats with a piece of string cheese, a small portion of plain Greek yogurt, or a few almonds. This combination creates a balanced snack that is both satisfying and gentle on your glucose levels. Avoid eating them as a standalone snack if you are particularly sensitive to carbohydrates.

Last reviewed: August 31, 2026

Important Safety Information

Every pregnancy is different, and gestational diabetes is managed differently depending on your readings, your medication and how far along you are. The ratings and portions on this page are general information — not a diagnosis, a treatment plan or a medical device — and they cannot see your results.

Low blood sugar:
If you take insulin or diabetes medication, eating less carbohydrate than your team planned for can push your blood sugar too low. Treat a reading below 70 mg/dL (3.9 mmol/L), or symptoms such as shaking, sweating, confusion or a racing heart, with fast-acting carbohydrate immediately and retest after 15 minutes. Never use this page as a reason to skip or shrink a meal you were told to eat.
Carbohydrate and ketones:
Cutting carbohydrate hard to force a number down is not safe in pregnancy — it can produce ketones. Published guidance sets a minimum of 175 g of carbohydrate per day in pregnancy. Readings that stay above target for several days need your care team, not a smaller portion.
Medication and insulin:
The portions here are generic and know nothing about your insulin doses, your metformin, or the steroids given to mature your baby's lungs — all of which change how a meal affects you. Never adjust a dose or a mealtime based on this page.
Food safety in pregnancy:
Blood sugar is not the only thing that makes a food suitable while you are pregnant. Some foods with excellent glycemic numbers still carry mercury, vitamin A, listeria or alcohol risks, and those are judged separately from the ratings shown here. Check your national pregnancy food-safety guidance before adding an unfamiliar food.
What these ratings can and cannot tell you:
Glycemic index values, impact ratings and maximum servings are population averages taken from published tables. Two people eating the same food can get very different readings, so your own meter is the only measurement that describes you. Nutrition figures are indicative per 100 g and vary with brand, ripeness and preparation.

Contact your care team the same day if: your readings stay above target for several days; you have a reading below 54 mg/dL (3.0 mmol/L) or needed someone else's help to treat a low; you test positive for ketones; or your baby is moving less than usual. Seek emergency care for confusion, fainting, repeated vomiting, or a low you cannot bring back up.

By using this guide, you agree to our Terms and Conditions.

Sources & Editorial Review

Content independently developed by Dalo Labs ApS, informed by the American Diabetes Association's Standards of Care in Diabetes, ACOG's gestational diabetes guidelines, and the IADPSG consensus criteria. Not endorsed by or affiliated with any referenced organization. · Last reviewed: August 2026

Track your meals with SugarCurve

Log this food, track your blood sugar, and get personalized guidance — all in the app.

Start Free Trial